Espionage

Espionage is the process of obtaining secret information by means of spies, monitoring devices, and other methods. It is sometimes argued to be distinguished from the broader category of intelligence gathering by aggressive methods and illegality.

See also

• China: Industrial espionage
• McCarthyism
• National Socialist Germany and partisans/resistance movements: Internal German resistance movements
• Sayanim

External links

Encyclopedias

• Encyclopedia Britannica: Espionage
• Encyclopedia Britannica: Industrial espionage
• Encyclopedia.com: Espionage
• Encyclopedia.com: Espionage and Intelligence, Early Historical Foundations

Part of this article consists of modified text from Wikipedia, and the article is therefore licensed under GFDL.